<?php
echo "<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
echo "<html xmlns="http://www.w3.org/1999/xhtml">
echo "<head>
echo "<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
echo "<link rel="stylesheet" type="text/css" href="Estilos/Capas.css"/>
echo "<title>Cabecera</title>
echo "</head>";
?>